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Mirrors > Home > ILE Home > Th. List > ifcldadc | Unicode version |
Description: Conditional closure. (Contributed by Jim Kingdon, 11-Jan-2022.) |
Ref | Expression |
---|---|
ifcldadc.1 |
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ifcldadc.2 |
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ifcldadc.dc |
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Ref | Expression |
---|---|
ifcldadc |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | iftrue 3539 |
. . . 4
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2 | 1 | adantl 277 |
. . 3
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3 | ifcldadc.1 |
. . 3
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4 | 2, 3 | eqeltrd 2254 |
. 2
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5 | iffalse 3542 |
. . . 4
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6 | 5 | adantl 277 |
. . 3
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7 | ifcldadc.2 |
. . 3
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8 | 6, 7 | eqeltrd 2254 |
. 2
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9 | ifcldadc.dc |
. . 3
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10 | exmiddc 836 |
. . 3
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11 | 9, 10 | syl 14 |
. 2
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12 | 4, 8, 11 | mpjaodan 798 |
1
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Colors of variables: wff set class |
Syntax hints: ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in2 615 ax-io 709 ax-5 1447 ax-7 1448 ax-gen 1449 ax-ie1 1493 ax-ie2 1494 ax-8 1504 ax-11 1506 ax-4 1510 ax-17 1526 ax-i9 1530 ax-ial 1534 ax-i5r 1535 ax-ext 2159 |
This theorem depends on definitions: df-bi 117 df-dc 835 df-nf 1461 df-sb 1763 df-clab 2164 df-cleq 2170 df-clel 2173 df-if 3535 |
This theorem is referenced by: updjudhf 7073 omp1eomlem 7088 difinfsnlem 7093 ctmlemr 7102 ctssdclemn0 7104 ctssdc 7107 enumctlemm 7108 xaddf 9838 xaddval 9839 iseqf1olemqcl 10479 iseqf1olemnab 10481 iseqf1olemjpcl 10488 iseqf1olemqpcl 10489 seq3f1oleml 10496 seq3f1o 10497 exp3val 10515 xrmaxiflemcl 11244 summodclem2a 11380 zsumdc 11383 fsum3 11386 isumss 11390 fsum3cvg2 11393 fsum3ser 11396 fsumcl2lem 11397 fsumadd 11405 sumsnf 11408 sumsplitdc 11431 fsummulc2 11447 isumlessdc 11495 cvgratz 11531 prodmodclem3 11574 prodmodclem2a 11575 zproddc 11578 fprodseq 11582 fprodmul 11590 prodsnf 11591 eucalgval2 12043 lcmval 12053 pcmpt 12331 ennnfonelemg 12394 mulgval 12914 mulgfng 12915 lgsval 14187 lgsfvalg 14188 lgsfcl2 14189 lgscllem 14190 lgsval2lem 14193 lgsdir 14218 lgsdilem2 14219 lgsdi 14220 lgsne0 14221 subctctexmid 14521 |
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